Question:-
54. In the following, T1 and T2 are transactions and A is an object. Which of the following has the potential of making T2 irrecoverable?
Option (A)
T2 writes A after T1 wrote A; T1 is uncommitted
Option (B)
T2 reads A after T1 wrote A ; T1 is uncommitted
Option(C)
T2 writes A after T1 wrote A ; T1 is committed
Option(D)
T2 reads A after T1 wrote A; T1 is uncommitted
Correct Option:
()
question-answer-faq-2453